Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8939827 | Method and apparatus for controlling ventilation systems | Michael Boulay | 2015-01-27 |
| 8267164 | Energy recovery and humidity control | Marc Lestage, George Robert Lestage | 2012-09-18 |
| 8214085 | Ventilator control optimizer | Daniel Reginald Leblanc | 2012-07-03 |
| 8118236 | Basement ventilator | Marc Lestage | 2012-02-21 |